custom qr code generator

recognition of the Open source class library, previously on the function machine, there are developers using J2ME zxing, but to support the JSR-234 specification (autofocus) of the mobile phone to play its power.Below is Zxing's demo run, I created a QR code here, the content is my blog URL, you can use the sweep function, try. You can open my blog directly.25213819-1eaa4d41d72c463ab291b40062d0f831.jpg (68

This article mainly introduced the PHPPC two-dimensional code landing Realization Idea, has certain reference value, the interested small partners may refer to First, the idea: The key idea is how to interact with the end, after all, the current login can only be on the end. But there is a special way to generate a custom QR

whether to save the two-dimensional code and display it. . The code is as follows: public static function png ($text, $outfile =false, $level =qr_eclevel_l, $size =3, $margin =4, $saveandprint =false) { c1/> $enc = Qrencode::factory ($level, $size, $margin); Return $enc->encodepng ($text, $outfile, $saveandprint =false); Invoking PHP QR

small code generated by this interface is permanently valid and the number is temporarily unlimited. After the user scans the code into the applet, the developer needs to get the value of the scene field in the corresponding page and then make the processing logic. Use the following code to get the value of the scene field in the

Author: Jaros aw Kowalski Translation: crazycoder (Thank you !!) Original article: http://www.nlog-project.org/howto_write_layout_renderer.html For more Chinese nlog documents, see nlog document series. Why do I need to write a custom Layout generator? The layout generator can output the environment information of the program, so it can record more abundant deb

code and parse it;2. Scan and parse the QR code in the native browser and client;2. Advantages:The web client or h5 client can directly scan the Code;3. Disadvantages:If the image is not clear, resolution may fail (the camera needs to scan the image very close to the QR

the QR code in the native browser and client;2. Advantages: The web client or h5 client can directly scan the Code;3. Disadvantages: If the image is not clear, resolution is easy to fail (the camera needs to scan the image very close to the QR code), relativenativeThe resol

parameters, Do the modify operation, modify username for your current user name--page use every few seconds to request another interface, according to the random number to determine whether the current username is empty, if not empty (just Sweep code modified username so not empty) jquery operation to do jump operation , this is the complete process.The simple thing to say is that when you generate a QR

Swift AVFoundation QR code scanning and generation, The project does not need to support iOS6 at last (tear collapse). Scanning the QR code can completely give up.ZXingLibrary, instead of the systemAVFoundationNow, takeswiftI wrote a Demo with the following effect:Github address: click here RelatedAVFoundationAndCor

Now many apps are integrated sweep sweep function, most commonly used, QQ, mobile assistant and so on. QR Code also makes life more concise, sweep the order, sweep the download and so on. So, speaking of QR code, we have to mention Google an open-source code-scanning framewo

After using Mybatis-generator-maven-plugin for code generation, it may be found that some common methods are not generated, such as delete operations, the data in the database is meaningful, delete as far as possible is the logical delete operation, If you use the code generator's Delete method, then the data is physically deleted, this method is not what we need

Ext.: http://blog.csdn.net/ljb_blog/article/details/6700834"One", Code:Qrcodeencoderhandler.java1 PackageMichael.qrcode;2 3 ImportJava.awt.Color;4 ImportJava.awt.Graphics2D;5 ImportJava.awt.image.BufferedImage;6 ImportJava.io.File;7 8 ImportJavax.imageio.ImageIO;9 Ten ImportCom.swetake.util.Qrcode; One A /** - * QR code generator - * @bloghttp://sjsky.iteye.com

Added an api for ios7 to scan the QR code, and added an api for ios7. I used the ZBar open-source library to scan the QR code, but it seems that arm64 is not supported and is not being updated. Currently, you do not need to adapt to iOS 7 or lower, but iOS's new system API supports

= new MultiFormatWriter (). encode (contents, BarcodeFormat. QR_CODE, width, height, hints );// 0xFFE30022 font color, 0xFFF4C2C2 background colorMyMatrixToImageWriter. writeToFile (bitMatrix, "png", imgPath, new MyMatrixToImageConfig (0xFFE30022, 0xFFF4C2C2), logoPath );} Catch (Exception e ){E. printStackTrace ();}} Public static void main (String [] args ){String imgPath = "zxing.png ";String logoPath = "logo.png ";String contents = http: // localhost: 8080/demo;Int width = 300, height = 300